Invalid hoist



FIG. 1 is a perspective view of an invalid hoist showing my new design from the left side;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a right side elevation view thereof showing some of the movable elements in a different position;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for an invalid hoist, as shown and described. 